Base | Representation |
---|---|
bin | 1001010001110000000011… |
… | …10000101101100111111001 |
3 | 2200020022212102102022020202 |
4 | 10220320001300231213321 |
5 | 10133223000243444001 |
6 | 111220051433531545 |
7 | 4203634606341443 |
oct | 450700160554771 |
9 | 80208772368222 |
10 | 20401124203001 |
11 | 6556082835823 |
12 | 2355a5b273bb5 |
13 | b4ca827c8249 |
14 | 5075c385d493 |
15 | 255a302e696b |
hex | 128e01c2d9f9 |
20401124203001 has 16 divisors (see below), whose sum is σ = 21149215887360. Its totient is φ = 19665695322000.
The previous prime is 20401124202947. The next prime is 20401124203003. The reversal of 20401124203001 is 10030242110402.
It is a cyclic number.
It is not a de Polignac number, because 20401124203001 - 26 = 20401124202937 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20401124203003) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6312656 + ... + 8980638.
It is an arithmetic number, because the mean of its divisors is an integer number (1321825992960).
Almost surely, 220401124203001 is an apocalyptic number.
It is an amenable number.
20401124203001 is a deficient number, since it is larger than the sum of its proper divisors (748091684359).
20401124203001 is a wasteful number, since it uses less digits than its factorization.
20401124203001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2670356.
The product of its (nonzero) digits is 384, while the sum is 20.
Adding to 20401124203001 its reverse (10030242110402), we get a palindrome (30431366313403).
The spelling of 20401124203001 in words is "twenty trillion, four hundred one billion, one hundred twenty-four million, two hundred three thousand, one".
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